In the most recent Penn State experiments.

In the most recent Penn State experiments, week-old mice were given oral doses of retinoic acid along with a tetanus shot. The retinoic acid retinoic acid developed a four times better immune response than mice that did not obtained the vitamin A product. Both the retinoic acid and the synthetic immunity booster polyriboinosinic receive: polyribocytidylic … [Read more…]